These latest infra-red satellite images of ash clouds over New Zealand were created using the NOAA 18 and 19 satellites. 

Understanding how material released into the ocean spreads is very important in the case of oil spills, sediment transport and the release of invasive species. 

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NIWA will continue, as planned, to support Lauder as a key facility in our atmospheric research portfolio.

An interactive guide to the sea squirts (ascidians) of New Zealand's coastal waters.

Moored underwater cameras have exposed the secret lives of orange roughy nearly 900 metres below the ocean surface.

Scientists have discovered an abrupt increase in the uptake of atmospheric carbon dioxide by the land biosphere since1988. Without this natural increase in uptake, the amount of carbon dioxide in the atmosphere would probably have increased even more rapidly over the last two decades.